* Price does not include installation *
Product Details


Alpine’s GM Onstar interface seamlessly connects to the KTX-CMO and your Alpine INA-W900, INA-W900BT, or INA-W910 to retain full functionality of your Onstar Emergency Service. The interface adapter also has an adjustable volume setting to control the loudness of the vehicle’s safety chimes.


  • Compact for easy installation
  • Door chime volume control
  • Bose Compatible
  • Made By: Alpine